Registration And Login Using With JSON

Activity_Register.xml

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"

    xmlns:tools="http://schemas.android.com/tools"

    android:layout_width="match_parent"

    android:layout_height="match_parent"

    tools:context="${relativePackage}.${activityClass}" >

    <EditText

        android:id="@+id/firstName"

        android:layout_width="match_parent"

        android:layout_height="wrap_content"

        android:layout_alignParentTop="true"

        android:layout_centerHorizontal="true"

        android:layout_marginTop="17dp"

        android:ems="10"

        android:hint="FirstName"

        android:inputType="textPersonName"

        

        android:singleLine="true" >

        <requestFocus />

    </EditText>

    <EditText

        android:id="@+id/lastName"

        android:layout_width="match_parent"

        android:layout_height="wrap_content"

        android:layout_alignParentLeft="true"

        android:layout_below="@+id/firstName"

        android:layout_marginTop="18dp"

        android:ems="10"

        android:hint="LastName"

        android:inputType="textPersonName"

        

        android:singleLine="true" />

    <EditText

        android:id="@+id/emailID"

        android:layout_width="match_parent"

        android:layout_height="wrap_content"

        android:layout_below="@+id/lastName"

        android:layout_centerHorizontal="true"

        android:layout_marginTop="21dp"

        android:ems="10"

        android:hint="Emailid"

        android:inputType="textEmailAddress"

        android:singleLine="true" />

    <EditText

        android:id="@+id/mobileNumber"

        android:layout_width="match_parent"

        android:layout_height="wrap_content"

        android:layout_below="@+id/emailID"

        android:layout_centerHorizontal="true"

        android:layout_marginTop="21dp"

        android:ems="10"

        android:hint="Mobile"

        android:inputType="number"

        android:singleLine="true" />

    <EditText

        android:id="@+id/password"

        android:layout_width="match_parent"

        android:layout_height="wrap_content"

        android:layout_below="@+id/mobileNumber"

        android:layout_centerHorizontal="true"

        android:layout_marginTop="21dp"

        android:ems="10"

        android:hint="Password"

        android:inputType="textVisiblePassword"

        android:singleLine="true" />

    <Button

        android:id="@+id/register"

        android:layout_width="match_parent"

        android:layout_height="wrap_content"

        android:layout_below="@+id/password"

        android:layout_centerHorizontal="true"

        android:layout_marginTop="51dp"

        android:text="Register" />

    <Button

        android:id="@+id/button1"

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:layout_alignParentBottom="true"

        android:layout_centerHorizontal="true"

        android:layout_marginBottom="16dp"

        android:text="Login" />

</RelativeLayout>

Acrivity_login.xml

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"

    xmlns:tools="http://schemas.android.com/tools"

    android:layout_width="match_parent"

    android:layout_height="match_parent"

    tools:context="${relativePackage}.${activityClass}" >

    <EditText

        android:id="@+id/emailID_Login"

        android:layout_width="match_parent"

        android:layout_height="wrap_content"

        android:layout_centerHorizontal="true"

        android:layout_marginTop="21dp"

        android:ems="10"

        android:hint="Emailid"

        android:inputType="textEmailAddress"

        android:singleLine="true" />

    <EditText

        android:id="@+id/password_Login"

        android:layout_width="match_parent"

        android:layout_height="wrap_content"

        android:layout_below="@+id/emailID_Login"

        android:layout_centerHorizontal="true"

        android:layout_marginTop="21dp"

        android:ems="10"

        android:hint="Password"

        android:inputType="textVisiblePassword"

        android:singleLine="true" />

    <Button

        android:id="@+id/loGin"

        android:layout_width="match_parent"

        android:layout_height="wrap_content"

        android:layout_below="@+id/password_Login"

        android:layout_centerHorizontal="true"

        android:layout_marginTop="51dp"

        android:text="Login" />

</RelativeLayout>

Activity_LoginPage.xml

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"

    xmlns:tools="http://schemas.android.com/tools"

    android:layout_width="match_parent"

    android:layout_height="match_parent"

    tools:context="${relativePackage}.${activityClass}" >

    <Button

        android:id="@+id/logout"

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:layout_below="@+id/textView2"

        android:layout_centerHorizontal="true"

        android:layout_marginTop="108dp"

        android:text="Logout" />

    <TextView

        android:id="@+id/textView2"

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:layout_alignParentTop="true"

        android:layout_centerHorizontal="true"

        android:layout_marginTop="106dp"

        android:text="Login Successfully"

        android:textSize="15sp" />

    <TextView

        android:id="@+id/textView1"

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:layout_alignLeft="@+id/textView2"

        android:layout_alignParentTop="true"

        android:layout_marginTop="20dp"

        android:text="Welcome"

        android:textSize="15sp" />

    <TextView

        android:id="@+id/userId"

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:layout_alignLeft="@+id/textView1"

        android:layout_below="@+id/textView1"

        android:layout_marginTop="22dp"

        android:textSize="15sp"

        android:text="" />

</RelativeLayout>

RegisterActivity.java

package com.example.logindemo;

import java.io.BufferedReader;

import java.io.IOException;

import java.io.InputStream;

import java.io.InputStreamReader;

import java.util.concurrent.ExecutionException;

import org.apache.http.HttpResponse;

import org.apache.http.client.ClientProtocolException;

import org.apache.http.client.HttpClient;

import org.apache.http.client.methods.HttpPost;

import org.apache.http.impl.client.DefaultHttpClient;

import android.annotation.TargetApi;

import android.app.Activity;

import android.content.Intent;

import android.os.AsyncTask;

import android.os.Build;

import android.os.Bundle;

import android.view.View;

import android.view.View.OnClickListener;

import android.widget.Button;

import android.widget.EditText;

import android.widget.Toast;

public class RegisterActivity extends Activity {

private EditText firstName,lastName,emailID,mobileNumber,password;

private Button register, login;

private String result="",url="",outResult="";

@Override

protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.activity_register);

firstName = (EditText)findViewById(R.id.firstName);

lastName = (EditText)findViewById(R.id.lastName);

emailID = (EditText)findViewById(R.id.emailID);

mobileNumber = (EditText)findViewById(R.id.mobileNumber);

password = (EditText)findViewById(R.id.password);

register = (Button)findViewById(R.id.register);

login=(Button) findViewById(R.id.button1);

login.setOnClickListener(new OnClickListener() {

@Override

public void onClick(View v) {

// TODO Auto-generated method stub

Intent i=new Intent(RegisterActivity.this, LoginActivity.class);

startActivity(i);

}

});

register.setOnClickListener(new View.OnClickListener() {

@TargetApi(Build.VERSION_CODES.HONEYCOMB)

@Override

public void onClick(View v) {

String fn = firstName.getText().toString();

String ln = lastName.getText().toString();

String ed = emailID.getText().toString();

String m = mobileNumber.getText().toString();

String p = password.getText().toString();

registerLogin rl = new registerLogin();

AsyncTask<String, String, String> outPut = rl.execute(fn,ln,ed,m,p);

try {

String registerResult = outPut.get();

System.out.println("The Result is"+registerResult);

if(registerResult.equals("Success")){

Intent moveToLogin = new Intent(RegisterActivity.this,LoginActivity.class);

moveToLogin.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP | Intent.FLAG_ACTIVITY_CLEAR_TASK);

startActivity(moveToLogin);

RegisterActivity.this.finish();

Toast.makeText(getApplicationContext(), "Register Successfully", Toast.LENGTH_SHORT).show();

} else {

Toast.makeText(getApplicationContext(), "Register Unsuccessfully", Toast.LENGTH_SHORT).show();

}

} catch (InterruptedException e) {

// TODO Auto-generated catch block

e.printStackTrace();

} catch (ExecutionException e) {

// TODO Auto-generated catch block

e.printStackTrace();

}

}

});

}

public class registerLogin extends AsyncTask<String,String,String>{

@Override

protected void onPreExecute() {

// TODO Auto-generated method stub

super.onPreExecute();

}

@Override

protected String doInBackground(String... params) {

System.out.println("In background....." + params[0] + "--"+ params[1] + "--" + params[2]+ "--" + params[3]+ "--" + params[4]);

url = "http://www.biomedeq.com/android_check/register.php?firstname=" + params[0] + "&lastname=" + params[1] + "&emailid=" + params[2] + "&mobile=" + params[3] + "&password=" + params[4];

HttpClient httpclient = new DefaultHttpClient();

HttpPost httppost = new HttpPost(url);

System.out.println(url);

HttpResponse response;

try {

response = httpclient.execute(httppost);

InputStream is;

is = response.getEntity().getContent();

BufferedReader br = new BufferedReader(new InputStreamReader(is));

outResult = br.readLine();

System.out.print(outResult.toString());

} catch (ClientProtocolException e) {

// TODO Auto-generated catch block

e.printStackTrace();

} catch (IOException e) {

// TODO Auto-generated catch block

e.printStackTrace();

}

return outResult;

}

@Override

protected void onPostExecute(String result) {

// TODO Auto-generated method stub

super.onPostExecute(result);

}

}

}

LoginActivity.java

package com.example.logindemo;

import java.io.BufferedReader;

import java.io.IOException;

import java.io.InputStream;

import java.io.InputStreamReader;

import java.util.concurrent.ExecutionException;

import org.apache.http.HttpResponse;

import org.apache.http.client.ClientProtocolException;

import org.apache.http.client.HttpClient;

import org.apache.http.client.methods.HttpPost;

import org.apache.http.impl.client.DefaultHttpClient;

import com.example.logindemo.RegisterActivity.registerLogin;

import android.annotation.SuppressLint;

import android.annotation.TargetApi;

import android.app.Activity;

import android.content.Intent;

import android.os.AsyncTask;

import android.os.Build;

import android.os.Bundle;

import android.view.View;

import android.widget.Button;

import android.widget.EditText;

import android.widget.Toast;

public class LoginActivity extends Activity {

private String result="",url="";

private EditText email,password;

private Button login;

@SuppressLint("InlinedApi")

@Override

protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.activity_login);

email = (EditText)findViewById(R.id.emailID_Login);

password = (EditText)findViewById(R.id.password_Login);

login = (Button)findViewById(R.id.loGin);

login.setOnClickListener(new View.OnClickListener() {

@Override

public void onClick(View v) {

// TODO Auto-generated method stub

String eid = email.getText().toString();

String pass = password.getText().toString();

LoginCheck lc = new LoginCheck();

AsyncTask<String, String, String> outPut = lc.execute(eid,pass);

try {

String loginResult = outPut.get();

System.out.println("The Result is"+loginResult);

if(result.equals("Success")){

Intent nextPage = new Intent(LoginActivity.this,LoginPageActivity.class);

nextPage.putExtra("user", email.getText().toString());

nextPage.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP | Intent.FLAG_ACTIVITY_CLEAR_TASK);

startActivity(nextPage);

LoginActivity.this.finish();

Toast.makeText(getApplicationContext(), "Login Successfully", Toast.LENGTH_SHORT).show();

}else {

Toast.makeText(getApplicationContext(), "Login Unsuccessfully", Toast.LENGTH_SHORT).show();

}

} catch (InterruptedException e) {

// TODO Auto-generated catch block

e.printStackTrace();

} catch (ExecutionException e) {

// TODO Auto-generated catch block

e.printStackTrace();

}

}

});

}

public class LoginCheck extends AsyncTask<String,String,String>{

@Override

protected String doInBackground(String... params) {

System.out.println("In background....." + params[0] + "--"+ params[1]);

url = "http://www.biomedeq.com/android_check/login.php?&emailid=" + params[0] + "&password=" + params[1];

HttpClient httpclient = new DefaultHttpClient();

HttpPost httppost = new HttpPost(url);

System.out.println(url);

HttpResponse response;

try {

response = httpclient.execute(httppost);

InputStream is;

is = response.getEntity().getContent();

BufferedReader br = new BufferedReader(new InputStreamReader(is));

result = br.readLine();

System.out.print(result.toString());

} catch (ClientProtocolException e) {

// TODO Auto-generated catch block

e.printStackTrace();

} catch (IOException e) {

// TODO Auto-generated catch block

e.printStackTrace();

}

return result;

}

}

}

LoginPageActivity.java

package com.example.logindemo;

import android.app.Activity;

import android.os.Bundle;

import android.view.View;

import android.widget.Button;

import android.widget.TextView;

public class LoginPageActivity extends Activity {

private Button logout;

private TextView user;

@Override

protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.activity_loginpage);

logout = (Button)findViewById(R.id.logout);

user = (TextView) findViewById(R.id.userId);

String userName = getIntent().getStringExtra("user");

user.setText(userName);

logout.setOnClickListener(new View.OnClickListener() {

@Override

public void onClick(View v) {

LoginPageActivity.this.finish();

}

});

}

}

Android Manifest.XML

<?xml version="1.0" encoding="utf-8"?>

<manifest xmlns:android="http://schemas.android.com/apk/res/android"

    package="com.example.logindemo"

    android:versionCode="1"

    android:versionName="1.0" >

    <uses-sdk

        android:minSdkVersion="10"

        android:targetSdkVersion="21" />

    <uses-permission android:name="android.permission.INTERNET"/>

    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>

    <uses-permission android:name="android.permission.ACCESS_WIFI_STATE"/>

    <application

        android:allowBackup="true"

        android:icon="@drawable/ic_launcher"

        android:label="@string/app_name"

        android:theme="@style/AppTheme" >

        <activity

            android:name=".RegisterActivity"

            android:label="@string/app_name" >

            <intent-filter>

                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />

            </intent-filter>

        </activity>

        <activity

            android:name=".LoginActivity"

            android:label="@string/title_activity_login" >

             <intent-filter>

                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.DEFAULT" />

            </intent-filter>

        </activity>

       

        <activity

            android:name=".LoginPageActivity"

            android:label="@string/title_activity_login_page" >

        </activity>

    </application>

</manifest>